#!/usr/bin/env python
# -*- coding: utf-8 -*-
# --------------------------------------------------
#Author:		LJ
#Email: admin@attacker.club
#Site:  blog.attacker.club
#Mail:  admin@attacker.club
#Date:  2017/9/7
#Description:   
# --------------------------------------------------

## [] 中括号


### 范围 [a-z]、[1-9]
### 非 [^123] 小尖角号




